Attach (recommended) or Link to PDF file here:
https://www.canada.ca/content/dam/ircc/migration/ircc/english/pdf/kits/forms/eimm5669e.pdf
[eimm5669e.pdf](https://github.com/mozilla/pdf.js/files/7225677/eimm5669e.2.pdf)

Configuration:
- Web browser and its version: Firefox nightly
- Operating system and its version: Linux Debian

Steps to reproduce the problem:
1. Look at the bottom of page 2

constructor(attributes) {
    super(TEMPLATE_NS_ID, "pageArea",  true);
    this.blankOrNotBlank = getStringOption(attributes.blankOrNotBlank, [
      "any",
      "blank",
      "notBlank",
    ]);
    this.id = attributes.id || "";
    this.initialNumber = getInteger({
      data: attributes.initialNumber,
      defaultValue: 1,
      validate: x => true,
    });
    this.name = attributes.name || "";
    this.numbered = getInteger({
      data: attributes.numbered,
      defaultValue: 1,
      validate: x => true,
    });
    this.oddOrEven = getStringOption(attributes.oddOrEven, [
      "any",
      "even",
      "odd",
    ]);
    this.pagePosition = getStringOption(attributes.pagePosition, [
      "any",
      "first",
      "last",
      "only",