Is there a difference?
"Greg Burks, the Big 12 coordinator of football officials, said at Big 12 media days in July that a player likely would not be called for a penalty if he quickly flashed the Horns Down after scoring a touchdown, but prolonged displays or those directed toward an opposing player or at the opponent's bench would be."
https://www.espn.com/college-football/story/_/id/27792848/lincoln-riley-sooners-do-horns-vs-texas
"Greg Burks, the Big 12 coordinator of football officials, said at Big 12 media days in July that a player likely would not be called for a penalty if he quickly flashed the Horns Down after scoring a touchdown, but prolonged displays or those directed toward an opposing player or at the opponent's bench would be."
https://www.espn.com/college-football/story/_/id/27792848/lincoln-riley-sooners-do-horns-vs-texas