(a) Any local or regional board of education may provide for the use of any room, hall, schoolhouse, school grounds or other school facility within its jurisdiction for nonprofit educational or community purposes whether or not school is in session.

(b) Any local or regional board of education may grant the temporary use of rooms, halls, school buildings or grounds or any other school facilities under its management or control for public, educational or other purposes or for the purpose of holding political discussions therein, at such time when the school is not in session and shall grant such use for any purpose of voting under the provisions of title 9 whether or not school is in session, in each case subject to such restrictions as the authority having control of such room or building, grounds or other school facility considers expedient.