(a) Each regional board and community service board shall comply with the provisions of Chapter 14 of Title 50, relating to open and public meetings, and Article 4 of Chapter 18 of Title 50, relating to inspection of public records, except where records or proceedings are expressly made confidential pursuant to other provisions of the law.

(b) Each regional board, hospital, and community service board and other public and private providers are authorized to establish one or more advisory boards for the purpose of ensuring coordination with various agencies and organizations and providing professional and other expert guidance.