can we use two versions of jquery in same page

1<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js" type="text/javascript"></script>
2<script>
3    var $i = jQuery.noConflict();
4    alert($i.fn.jquery);
5</script> 
6
7<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
8<script>
9    var $j = jQuery.noConflict();
10    alert($j.fn.jquery);
11</script> 
12
13<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
14<script>
15    var $k = jQuery.noConflict();
16    alert($k.fn.jquery);
17</script>