<!DOCTYPE html>
<style>
#svga, #svgb {
position: absolute;
overflow: visible;
height: 10px;
width: 10px;
top: 0;
left: 0;
}
#svgb {
margin-left: 50px;
margin-top: 50px;
}
</style>
<svg id="svga" viewBox="0 0 5 5">
<rect y="2100" width="25" height="50" fill="green"></rect>
</svg>
<svg id="svgb" viewBox="0 0 5 5">
<rect y="2075" width="25" height="50" fill="green"></rect>
</svg>
<div id="forcescroll" style="height: 6500px;"></div>
<script>
onload = function() {
document.documentElement.scrollTop = 4200;
};
</script>