I'm not 100% clear on everything you asked. I don't know what you mean by "CC Current", or "not same couple".
10 and 100 Mbit network cable needs 4 wires, or more accurately, 2 twisted pairs. Cat5 (and Cat5e) has 4 pairs (8 wires). But you only need 2 pairs for 10 and 100 Mbit. The twisted...