If any provision of ORS 36.450 to 36.558 or its application to any person or circumstance is held to be invalid, the invalidity does not affect the other provisions or applications of ORS 36.450 to 36.558 which can be given effect without the invalid provision or application and to this end the provisions of ORS 36.450 to 36.558 are severable.
ORS 36.556