Unless required for the disposition of ex parte matters authorized by law, members or employees of an agency assigned to render a decision or to make findings of fact and conclusions of law in a contested case shall not communicate, directly or indirectly, in connection with any issue of fact, with any person or party, nor, in connection with any issue of law, with any party or the party's representative, except upon notice and opportunity to all parties to participate. An agency member may, subject to the provisions of NRS 233B.123:
NRS 233B.126