Louisiana Code of Evidence Art. 615. Exclusion of witnesses

A. As a matter of right. On its own motion the court may, and on request of a party the court shall, order that the witnesses be excluded from the courtroom or from a place where they can see or hear the proceedings, and refrain from discussing the facts of the case with anyone other than counsel in the case. In the interests of justice, the court may exempt any witness from its order of exclusion.

B. Exceptions. This Article does not authorize exclusion of any of the following:

C. Violation of exclusion order. A court may impose appropriate sanctions for violations of its exclusion order including contempt, appropriate instructions to the jury, or when such sanctions are insufficient, disqualification of the witness.