The commissioner may meet with a supervisor appointed under Sections 83-1-151 through 83-1-169 and with the attorney or other representative of the supervisor, without the presence of any other person, at the time of any proceeding or during the pendency of any proceeding held under authority of Sections 83-1-151 through 83-1-169 to carry out the commissioner’s duties under Sections 83-1-151 through 83-1-169 or for the supervisor to carry out his duties under Sections 83-1-151 through 83-1-169.