$A$ |
$B$ |
$Y$ |
$0$ |
$0$ |
$1$ |
$0$ |
$1$ |
$0$ |
$1$ |
$0$ |
$0$ |
$1$ |
$1$ |
$1$ |
$A\,\, 0\,\, 1\,\, 0\,\, 1$
$B \,\,0\,\, 0\,\, 1 \,\,1$
$y \,\,1\,\, 0\,\, 0\,\, 0$