Despite anything to the contrary in this Act, the Privacy and Data Protection Act 2014 or any other Act (other than the Charter of Human Rights and Responsibilities), a supervising authority (the first mentioned supervising authority) may disclose to another supervising authority (the second mentioned supervising authority) any personal information it holds and that was provided to it in accordance with the provisions of this Act in respect of a registrable offender if the first mentioned supervising authority believes on reasonable grounds that to do so is necessary for the proper administration of this Act.