(3) An appeal shall lie to the Supreme Court with the leave of the Court from any other judgment of the Court of Appeal. (4) An appeal shall lie to the Supreme Court, in any case referred to in sub-section (1), (2) or (3) at the instance of a party to the proceedings in the Court of Appeal or with the leave of the Supreme Court or the Court of Appeal, at the instance of any other person having an interest in the matter or, in a criminal cause or matter, at the instance of the Attorney General acting in the interest of justice and for the avoidance of abuse of the legal process: