Section 2. The President, the Vice-President, the Members of the Supreme Court, the Member of the Constitutional Commissions, and the Ombudsman may be removed from office, on impeachment for, and conviction of, culpable violation of the Constitution, treason, bribery, graft and corruption, other high crimes, or betrayal of public trust. All other public officers and employees may be removed from office as provided by law, but not by impeachment.