module LS139 (First_nE, First_A, First_nY, Second_nE, Second_A, Second_nY);
	input First_nE;
	input [1:0] First_A;
	output [3:0] First_nY;
	input Second_nE;
	input [1:0] Second_A;
	output [3:0] Second_nY;
endmodule // LS139