In the trial of any criminal case, when any person under the age of 16 is testifying concerning any sexual offense, the court shall clear the courtroom of all persons except parties to the cause and their immediate families or guardians, attorneys and their secretaries, officers of the court, victim assistance coordinators, victims’ advocates, and such other victim assistance personnel as provided for by Code Section 15-18-14.2, jurors, newspaper reporters or broadcasters, and court reporters.