“e) the phrase, if I may quote, (1) “and for such other purposes as may be hereafter directed by the President” under Section 8 of Presidential Decree No. 910 and (2) “to finance the priority infrastructures development projects” under Section 12 of Presidential Decree No. 1869, as amended by Presidential Decree No. 1993, for both failing the sufficiency of standard test in violation of the principle of non-delegability of legislative power.”