Whenever in this division notice is required to be given by mail, notice shall be given in accordance with the provisions of Section 53753 of the Government Code.

The clerk shall upon the completion of the mailing of the notice file with the legislative body an affidavit setting forth the time and manner of the compliance with the requirements of this chapter.

The failure of the clerk to mail any notice or the failure of any person to receive the same shall not affect in any way whatsoever the validity of any proceedings taken under this division, nor prevent the legislative body from proceeding with any hearing so noticed.