A. When a written motion is filed to recuse a judge of a court of appeal, he may recuse himself or the motion shall be heard by the other judges on the panel to which the cause is assigned, or by all judges of the court, except the judge sought to be recused, sitting en banc.B. When a judge of a court of appeal recuses himself or is recused, the court shall appoint another of its judges to act for the recused judge in the hearing and disposition of the case.C. When a written motion is filed to recuse a justice of the supreme court, he may recuse himself or the motion shall be heard by the other justices of the court.D. When a justice of the supreme court recuses himself, or is recused, the court may have the case argued before and disposed of by the other justices or appoint a judge of a district court or of a court of appeal to sit as a member of the court in the hearing and disposition of the case.