(A) Except as otherwise provided in this division, whenever a court of common pleas, division of domestic relations, exercises the powers and jurisdictions conferred in Chapters 2151. and 2152. of the Revised Code, the judge or judges of that division or, if applicable, the judge of that division who specifically is designated by section 2301.03 of the Revised Code as being responsible for administering sections 2151.13, 2151.16, 2151.17, 2151.18, and 2152.71 of the Revised Code shall be the clerk of the court for all records filed with the court pursuant to Chapter 2151. or 2152. of the Revised Code or pursuant to any other section of the Revised Code that requires documents to be filed with a juvenile judge or a juvenile court. If, in a division of domestic relations of a court of common pleas that exercises the powers and jurisdiction conferred in Chapters 2151. and 2152. of the Revised Code, the judge of the division, both judges in a two-judge division, or a majority of the judges in a division with three or more judges and the clerk of the court of common pleas agree in an agreement that is signed by the agreeing judge or judges and the clerk and entered into formally in the journal of the court, the clerk of courts of common pleas shall keep the records filed with the court pursuant to Chapter 2151. or 2152. of the Revised Code or pursuant to any other section of the Revised Code that requires documents to be filed with a juvenile judge or a juvenile court. Whenever the juvenile judge, or a majority of the juvenile judges of a multi-judge juvenile division, of a court of common pleas, juvenile division, and the clerk of the court of common pleas agree in an agreement that is signed by the judge and the clerk and entered formally in the journal of the court, the clerks of courts of common pleas shall keep the records of those courts. In all other cases, the juvenile judge shall be the clerk of the judge's own court.