$A$ |
$B$ |
$Y$ |
$0$ |
$0$ |
$1$ |
$0$ |
$1$ |
$1$ |
$1$ |
$0$ |
$1$ |
$1$ |
$1$ |
$0$ |
$A$ | $B$ | $Y$ |
$0$ | $0$ | $0$ |
$0$ | $1$ | $1$ |
$1$ | $0$ | $1$ |
$1$ | $1$ | $1$ |