<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<script>
//Declare functions
function taFocus(element){ element.setAttribute("autocorrect", "off")}
function taBlur(element){ element.setAttribute("autocorrect", "on")}
</script>
</head>
<body>
<textarea id="edit-note-text" autocorrect="on" onfocus="taFocus(this);" onblur="taBlur(this);" >texto</textarea>
<textarea id="edit-note-text2" autocorrect="on">texto</textarea>
</body>
</html>
Some like this maybe that you need