Notwithstanding any other evidence of legislative intent, it is hereby declared to be the controlling legislative intent that if any provision of this act, or the application thereof to any person or circumstances, is held invalid, the remainder of the act and the application of such provision to persons or circumstances other than those as to which it is held invalid, shall not be affected thereby.
Insofar as the provisions of this act are inconsistent with the provisions of any other law, the provisions of this act shall be controlling. The powers conferred by this act shall be in addition and supplemental to the powers conferred by any other law.