All powers of the City shall be vested in the Council and Mayor together as the Governing Body of the City, except as otherwise provided by law or this Charter, and the Council and Mayor shall provide for the exercise thereof and for the performance of all rights, duties and obligations allowed or imposed on the City by law. Council and the Mayor shall and may only act in all matters as a body, and only act upon a quorum vote in a duly noticed public meeting. Council members may not, without authority delegated by public vote of a quorum of Council, seek to influence or otherwise interfere with the authorized official acts of any officer or employee of the City.